immeasurate vs unendly

immeasurate

adj
  • Without or beyond measure; unending; boundless. 

unendly

adj
  • Having no end; infinite; endless; unending. 

adv
  • In an unendly or infinite manner; infinitely; unendingly. 

How often have the words immeasurate and unendly occurred in a corpus of books? (source: Google Ngram Viewer )